subject
Mathematics, 26.12.2020 01:00 kale2158

Your friend's parents each have a job. Her mother's average weekly salary is $740 with a standard deviation of $43. Her father's average weekly salary is $535, with a standard deviation of $25. Find the average weekly salary of her parents combined, and the standard deviation of their combined salaries. You can assume that the amount of money her mother makes has no effect on her father's salary, and vice versa.

ansver
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 15:20, devenybates
In exponential growth functions, the base of the exponent must be greater than 1,how would the function change if the base of the exponent were 1? how would the fiction change if the base of the exponent were between 0and 1
Answers: 1
image
Mathematics, 21.06.2019 20:30, tyrique86
Daryl factors the polynomial p(x)=x3+x2−26x+24 to rewrite it as p(x)=(x+6)(x−4)(x−1). which equations must be true? there may be more than one correct answer. select all correct answers. p(1)=0 p(−4)=0 p(−1)=0 p(6)=0 p(4)=0 p(−6)=0
Answers: 1
image
Mathematics, 21.06.2019 23:00, edisonsitesuper9312
Joey is asked to name a quadrilateral that is also a rhombus and has 2 pairs of parallel sides. should be his answer
Answers: 1
image
Mathematics, 22.06.2019 00:00, sakhya04
Find the distance between the point (-3,-4), and (see the picture below)
Answers: 1
You know the right answer?
Your friend's parents each have a job. Her mother's average weekly salary is $740 with a standard de...

Questions in other subjects:

Konu
Biology, 13.02.2020 18:48